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Finding the Fourth Proportional to 103,496.60, 155,244.90 and 29,624.60

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Solution

The fourth proportional to 103,496.60, 155,244.90 and 29,624.60 is: 44,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,496.60 : 155,244.90 = 29,624.60 : x
  2. Step 2: Convert to fraction form
    103,496.60/155,244.90 = 29,624.60/x
  3. Step 3: Cross multiply
    103,496.60x = 155,244.90 × 29,624.60
  4. Step 4: Simplify right side
    103,496.60x = 4,599,068,064.54
  5. Step 5: Solve for x
    x = 4,599,068,064.54/103,496.60
  6. Step 6: Final answer
    x = 44,436.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.